From: Benjamin Auder <benjamin.auder@somewhere>
Date: Sun, 3 May 2020 22:39:04 +0000 (+0200)
Subject: Fix Swap variant
X-Git-Url: https://git.auder.net/doc/html/css/current/scripts/%3C?a=commitdiff_plain;h=1349f848f772a0fc41efd3648bf065b7172315e7;p=vchess.git

Fix Swap variant
---

diff --git a/client/src/variants/Swap.js b/client/src/variants/Swap.js
index 071b21d4..4d97ae93 100644
--- a/client/src/variants/Swap.js
+++ b/client/src/variants/Swap.js
@@ -34,7 +34,7 @@ export class SwapRules extends ChessRules {
   }
 
   getPPpath(m) {
-    if (m.vanish.length == 1) return super.getPPpath(m);
+    if (m.appear.length == 1) return super.getPPpath(m);
     // Swap promotion:
     return m.appear[1].c + m.appear[1].p;
   }